Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

914
Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
914
Respiratory Assessment: Purpose and Indications01:19

Respiratory Assessment: Purpose and Indications

2.1K
Respiratory assessment is a cornerstone of nursing assessments, crucial for the early detection of patient deterioration. This evaluation transcends routine procedures, representing a critical skill nurses must master to ensure optimal patient care.
Objectives and Importance:
The primary goal of respiratory assessment is to evaluate patients at early risk of clinical deterioration. Since respiratory distress often precedes other signs of declining health, breathing patterns and sounds become a...
2.1K
Cardiopulmonary Resuscitation II: ACLS Airway Management01:22

Cardiopulmonary Resuscitation II: ACLS Airway Management

1.2K
Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned...
1.2K
Endotracheal Tube Extubation01:24

Endotracheal Tube Extubation

7.2K
Endotracheal tube extubation is a critical procedure in weaning patients from mechanical ventilation. It involves physically removing the oral or nasal endotracheal (ET) tube, marking the final step in liberating a patient from ventilatory support.
Procedure
Extubation removes the endotracheal tube (ETT) from the patient on mechanical ventilation. It requires a well-coordinated, multidisciplinary approach involving physicians, nurses, respiratory therapists, and other healthcare professionals....
7.2K
Mechanical Ventilation III: Noninvasive Ventilation01:23

Mechanical Ventilation III: Noninvasive Ventilation

931
Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
Noninvasive Positive-Pressure Ventilation...
931
Tracheostomy Decannulation01:21

Tracheostomy Decannulation

3.1K
Tracheostomy decannulation is a significant milestone in the liberation of mechanically ventilated patients. Despite its importance, there is no universally accepted protocol for this procedure. This demands an evidence-based, individualized approach.
Description of the Procedure
Decannulation refers to the permanent removal of the tracheostomy tube, signaling the resolution of the condition that initially necessitated the tracheostomy. The process requires a well-coordinated interplay between...
3.1K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Neurological complications in microgravity and long duration spaceflight.

NPJ microgravity·2026
Same author

Evaluation of Blood Pressure Variability With Clevidipine Infusion in Patients With Acute Cerebrovascular Disease.

Cureus·2026
Same author

Neuroworsening in traumatic brain injury: A consensus of the Latin American Brain Injury Consortium (LABIC) and the Latin American Federation of Neurosurgical Societies (FLANC) expert group.

Neurosurgical review·2026
Same author

Evaluation of Emergency Medicine Pharmacist Participation in Time to Oral Anticoagulation Reversal: A Systematic Review and Meta-Analysis.

Journal of the American College of Clinical Pharmacy : JACCP·2026
Same author

Delphi Consensus on Early Neurologic Improvement after Mechanical Thrombectomy.

AJNR. American journal of neuroradiology·2026
Same author

Mild Deficits, Major Uncertainty: Equipoise in Thrombectomy for Basilar Occlusion.

Radiology·2025

Related Experiment Video

Updated: May 3, 2026

A Model to Simulate Clinically Relevant Hypoxia in Humans
09:54

A Model to Simulate Clinically Relevant Hypoxia in Humans

Published on: December 22, 2016

8.5K

Completing the apnea test: decline in complications.

Sudhir Datar1, Jennifer Fugate, Alejandro Rabinstein

  • 1Division of Critical Care Neurology, Department of Neurology, Mayo Clinic, 200 First Street SW 55905, Rochester, MN, USA, datar.sudhir@mayo.edu.

Neurocritical Care
|February 14, 2014
PubMed
Summary

The apnea test for diagnosing brain death is safe when prerequisites are met, with few interruptions or complications. This study found a significant decrease in aborted apnea tests, confirming its safety in clinical practice.

More Related Videos

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
07:54

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea

Published on: December 6, 2016

19.8K
Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department
07:52

Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department

Published on: January 29, 2011

15.9K

Related Experiment Videos

Last Updated: May 3, 2026

A Model to Simulate Clinically Relevant Hypoxia in Humans
09:54

A Model to Simulate Clinically Relevant Hypoxia in Humans

Published on: December 22, 2016

8.5K
Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
07:54

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea

Published on: December 6, 2016

19.8K
Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department
07:52

Expired CO2 Measurement in Intubated or Spontaneously Breathing Patients from the Emergency Department

Published on: January 29, 2011

15.9K

Area of Science:

  • Neurology
  • Critical Care Medicine
  • Clinical Neurophysiology

Background:

  • The apnea test is essential for diagnosing brain death.
  • Clinicians may avoid or stop the apnea test due to concerns about hypoxemia, hypotension, or arrhythmias.

Purpose of the Study:

  • To re-evaluate the safety of the apnea test in contemporary clinical practice.
  • To assess the incidence of complications during the apnea test.

Main Methods:

  • A retrospective chart review of 63 patients undergoing the apnea test for brain death diagnosis between 2008 and 2012.
  • Data collected included patient demographics, pre-test conditions, and outcomes during the apnea test.

Main Results:

  • The apnea test was performed by a neurointensivist in 93.7% of cases.
  • Only one test (1.6%) was aborted due to desaturation; mild hypoxemia occurred in 3 patients (4.8%).
  • Mild hypotension occurred in 17.4% of patients but was easily managed; no major cardiac arrhythmias were observed.

Conclusions:

  • The apnea test, using the oxygenation diffusion method, is safe for brain death diagnosis when appropriate prerequisites are fulfilled.
  • A significant reduction in aborted or not attempted apnea tests was observed compared to historical data.